534565421 has 24 divisors (see below), whose sum is σ = 597663360. Its totient is φ = 477609600.

The previous prime is 534565411. The next prime is 534565433. The reversal of 534565421 is 124565435.

It is not a de Polignac number, because 534565421 - 2¹⁰ = 534564397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534565411) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1240076 + ... + 1240506.

It is an arithmetic number, because the mean of its divisors is an integer number (24902640).

Almost surely, 2^534565421 is an apocalyptic number.

It is an amenable number.

534565421 is a deficient number, since it is larger than the sum of its proper divisors (63097939).

534565421 is a wasteful number, since it uses less digits than its factorization.

534565421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677 (or 664 counting only the distinct ones).

The product of its digits is 72000, while the sum is 35.

The square root of 534565421 is about 23120.6708596442. The cubic root of 534565421 is about 811.5842696447.

The spelling of 534565421 in words is "five hundred thirty-four million, five hundred sixty-five thousand, four hundred twenty-one".